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HK$669+ Cheap flights from Sydney

This is the cheapest return flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 19-10. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
SYD — HKG
13 Oct — 20 Oct1
1 adult
1 adult, Economy

What to know about flights from Sydney

Discover essential information about flights departing from Sydney, including flight schedules, destinations, airlines operating at the Sydney airport, and any specific guidelines or requirements for travellers. Please note that the information is based on the most recent updates available. Data last updated 13 September 2025.

Cheapest one-way flight

HK$360

Cheapest round-trip flight

HK$3,476

Cheapest airline

Jetstar

Most popular destination

Melbourne Avalon (AVV)

Good round-trip deal

HK$624 or less

Good one-way deal

HK$300 or less
The cheapest one-way flight from Sydney Kingsford Smith is currently to Melbourne Avalon.
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The cheapest round-trip flight from Sydney Kingsford Smith is currently to Hong Kong Intl.
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On average, Jetstar currently has the cheapest one-way flight from Sydney Kingsford Smith (avg. price of HK$911).
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Melbourne Avalon (AVV) is currently the most popular flight destination from Sydney Kingsford Smith (average return price of HK$584).
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Price to beat on a round-trip flight from Sydney Kingsford Smith.
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Price to beat on a one-way flight from Sydney Kingsford Smith.
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Find flights from Sydney

Cheapest flights from Sydney
Explore the most affordable flight options available from Sydney. Find the lowest fares based on data from user searches, with prices last updated on 13 September 2025.

Tue 28-1021:50SYD - ICN
1 stop23h 55mAirAsia
Mon 3-1122:55ICN - SYD
1 stop19h 40mAirAsia
Deal found 11-9HK$2,918
Tue 4-1121:50SYD - ICN
1 stop23h 55mAirAsia
Wed 19-1122:55ICN - SYD
1 stop32h 20mAirAsia
Deal found 10-9HK$2,957
Wed 12-1120:05SYD - HKG
3 stops31h 20mMultiple Airlines
Wed 19-1116:30HKG - SYD
1 stop23h 20mMultiple Airlines
Deal found 11-9HK$3,323
Tue 28-1020:05SYD - HKG
1 stop22h 25mMultiple Airlines
Sat 1-1116:50HKG - SYD
3 stops47h 00mMultiple Airlines
Deal found 13-9HK$3,331
Fri 24-1013:50SYD - HKG
2 stops32h 45mMultiple Airlines
Fri 31-1012:00HKG - SYD
1 stop18h 15mMultiple Airlines
Deal found 11-9HK$3,338
Sat 18-1011:15SYD - HKG
2 stops16h 10mMultiple Airlines
Tue 21-1011:55HKG - SYD
1 stop17h 55mMultiple Airlines
Deal found 12-9HK$3,346
Sat 11-1022:15SYD - HKG
1 stop16h 00mMultiple Airlines
Wed 22-1019:35HKG - SYD
1 stop21h 35mMultiple Airlines
Deal found 12-9HK$3,354
Mon 20-1011:15SYD - HKG
1 stop35h 20mVietJet Air
Sun 2-1119:50HKG - SYD
1 stop33h 15mVietJet Air
Deal found 11-9HK$3,362
Wed 15-1010:15SYD - HKG
2 stops20h 55mMultiple Airlines
Tue 21-1011:55HKG - SYD
1 stop17h 55mMultiple Airlines
Deal found 12-9HK$3,377
Tue 28-1020:05SYD - HKG
1 stop22h 25mMultiple Airlines
Sat 8-1123:05HKG - SYD
3 stops35h 00mMultiple Airlines
Deal found 11-9HK$3,385
Wed 15-1010:15SYD - HKG
2 stops20h 55mMultiple Airlines
Sat 1-1112:00HKG - SYD
1 stop18h 15mMultiple Airlines
Deal found 11-9HK$3,393
Mon 13-1011:15SYD - HKG
2 stops16h 10mMultiple Airlines
Sat 1-1112:00HKG - SYD
1 stop18h 15mMultiple Airlines
Deal found 11-9HK$3,401

Find flights from Sydney within your budget

 
Find flights departing from Sydney that match your specified budget. Filter results by price range, allowing you to narrow down options and find flights that fit within your financial constraints. Please note that the search results are based on data from user searches, with fares last updated on 13 September 2025. In the last 7 days, Cheapflights users made a total of 70,647 searches

Fly to

Hong Kong

Route

Departure

Return

Price

SydneyHong Kong

SYD - HKG

SYDHKG

Sydney Kingsford Smith

Wed 22-10

12:20-19:10

Nonstop9h 50m

Hong Kong Intl

Sun 26-10

22:25-10:55

Nonstop9h 30m

HK$3,432

SydneyHong Kong

SYD - HKG

SYDHKG

Sydney Kingsford Smith

Mon 9-3

12:35-19:25

Nonstop9h 50m

Hong Kong Intl

Tue 10-3

22:25-10:55

Nonstop9h 30m

HK$3,712

SydneyHong Kong

SYD - HKG

SYDHKG

Sydney Kingsford Smith

Fri 6-3

10:25-23:50

1 stop16h 25m

Hong Kong Intl

Fri 13-3

14:50-10:20

1 stop16h 30m

HK$3,938

SydneyHong Kong

SYD - HKG

SYDHKG

Sydney Kingsford Smith

Mon 9-3

11:35-21:45

1 stop13h 10m

Hong Kong Intl

Tue 10-3

11:15-09:50

1 stop19h 35m

HK$4,218

SydneyIncheon

SYD - ICN

SYDICN

Sydney Kingsford Smith

Mon 27-10

12:15-21:15

Nonstop11h 00m

Incheon Intl

Mon 3-11

21:40-10:15

Nonstop10h 35m

HK$4,506

SydneyHong Kong

SYD - HKG

SYDHKG

Sydney Kingsford Smith

Tue 21-10

08:40-15:15

Nonstop9h 35m

Hong Kong Intl

Sat 1-11

21:20-09:35

Nonstop9h 15m

HK$4,615

SydneyHong Kong

SYD - HKG

SYDHKG

Sydney Kingsford Smith

Sat 18-10

11:10-21:50

1 stop13h 40m

Hong Kong Intl

Sat 25-10

23:00-09:50

1 stop31h 50m

HK$4,700

SydneyIncheon

SYD - ICN

SYDICN

Sydney Kingsford Smith

Sat 18-10

12:40-21:30

Nonstop10h 50m

Incheon Intl

Fri 24-10

22:10-10:55

Nonstop10h 45m

HK$4,724

SydneyIncheon

SYD - ICN

SYDICN

Sydney Kingsford Smith

Fri 17-10

11:15-06:40

1 stop21h 25m

Incheon Intl

Sun 2-11

10:35-13:15

1 stop24h 40m

HK$4,739

SydneyIncheon

SYD - ICN

SYDICN

Sydney Kingsford Smith

Thu 16-10

12:40-21:30

Nonstop10h 50m

Incheon Intl

Fri 24-10

22:10-10:55

Nonstop10h 45m

HK$4,988

Flights are sorted by cheapest return flights first.

Deals found on 12-9

Showing 1-10 of 55 results
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Best time to book a flight from Sydney

Have a flexible travel schedule? Discover the best time to fly from Sydney with our price prediction graph.
Estimated return price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Travel insights for flights from Sydney

Get recent, data-driven insights about flights from Sydney including ideal travel times, pricing trends, and more.

When is the best time to book a flight from Sydney?

Use this chart to determine the optimal time to book a return flight from Sydney to Hong Kong. Price data was last updated on 12 September 2025.

The price you pay for your flight from Sydney may vary depending on when you book. For the best chance of a lower fare, look to book 46 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

What is the cheapest month to book a flight from Sydney?

Currently, March is the cheapest month in which you can book a flight from Sydney (average of HK$2,872). Flying from Sydney in December will prove the most costly (average of HK$5,050). There are multiple factors that influence the price of a flight so comparing airlines, departure airports and times can help keep costs down.

When is the cheapest time to fly from Sydney?

Use this chart to determine the cheapest time to fly return from Sydney to Hong Kong. Price data was last updated on 7 September 2025.

Those who are seeking the cheapest fare on flights departing from Sydney would be wise to consider leaving during Sunday at midday when prices are typically at their lowest. When considering other options, price-conscious travelers should avoid Saturday evenings when fares are usually the most expensive.

Which airlines fly from Sydney?

Many airlines operate round-trip flights from Sydney: Cathay Pacific, Qantas Airways, Hong Kong Airlines, Singapore Airlines, Air China. These airlines fly to the following popular destinations: Hong Kong.

Jetstar
Jetstar
From HK$68
Virgin Australia
Virgin Australia
From HK$64
Cathay Pacific
Cathay Pacific
From HK$592
China Eastern
China Eastern
From HK$338

What are popular destinations to fly to from Sydney?

If you’re flying from Sydney, these routes are more frequently taken by airlines Melbourne (1,890 flights per day), Brisbane (1,116 flights per day) and Adelaide (738 flights per day).

Melbourne
Melbourne
From HK$46
Hong Kong Intl
Hong Kong Intl
From HK$308
Brisbane
Brisbane
From HK$55
Cairns
Cairns
From HK$62

What is the cheapest place to fly to from Sydney?

The cheapest city to fly to from Sydney is Maroochydore Sunshine Coast, with prices starting at HK$300. Explore other affordable destinations below.

Maroochydore Sunshine Coast
Maroochydore Sunshine Coast
From HK$39
Coolangatta Gold Coast
Coolangatta Gold Coast
From HK$39
Melbourne
Melbourne
From HK$46
Brisbane
Brisbane
From HK$55

Airline reviews for flights from Sydney

Get insights into the airlines that provide service from Sydney. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing airline for your flight from Sydney. In the last 7 days, Cheapflights users made a total of 70,647 searches.
See what other customers who have flown with Singapore Airlines, Cathay Pacific, andQantas Airways from Sydney have to say. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Singapore Airlines
8.1
Very Good
1,365 reviews
Check prices

Overall

8.1

Crew

8.6

Entertainment

8.0

Food

7.7

Boarding

8.2

Comfort

8.0

Reviews

1 / 20
10.0
Excellent

Anonymous,Jul 2025

DAD - SIN

Person in front laid back his seat. I’m quite tall found it difficult to sit straight lucky seat next to me was empty was able to stretch my legs. Eating my meal was difficult also as seat remained lowered
Singapore Airlines
8.1
Very Good
1,365 reviews
Singapore Airlines
8.1
Very Good
1,365 reviews
Check prices

Overall

8.1

Crew

8.6

Entertainment

8.0

Food

7.7

Boarding

8.2

Comfort

8.0

Reviews

1 / 20
10.0
Excellent

Anonymous,Jul 2025

DAD - SIN

Person in front laid back his seat. I’m quite tall found it difficult to sit straight lucky seat next to me was empty was able to stretch my legs. Eating my meal was difficult also as seat remained lowered
Cathay Pacific
7.6
Good
993 reviews
Singapore Airlines
8.1
Very Good
1,365 reviews
Check prices

Overall

8.1

Crew

8.6

Entertainment

8.0

Food

7.7

Boarding

8.2

Comfort

8.0

Reviews

1 / 20
10.0
Excellent

Anonymous,Jul 2025

DAD - SIN

Person in front laid back his seat. I’m quite tall found it difficult to sit straight lucky seat next to me was empty was able to stretch my legs. Eating my meal was difficult also as seat remained lowered
Qantas Airways
7.5
Good
905 reviews
Singapore Airlines
8.1
Very Good
1,365 reviews
Check prices

Overall

8.1

Crew

8.6

Entertainment

8.0

Food

7.7

Boarding

8.2

Comfort

8.0

Reviews

1 / 20
10.0
Excellent

Anonymous,Jul 2025

DAD - SIN

Person in front laid back his seat. I’m quite tall found it difficult to sit straight lucky seat next to me was empty was able to stretch my legs. Eating my meal was difficult also as seat remained lowered
Air China
7.2
Good
99 reviews
Singapore Airlines
8.1
Very Good
1,365 reviews
Check prices

Overall

8.1

Crew

8.6

Entertainment

8.0

Food

7.7

Boarding

8.2

Comfort

8.0

Reviews

1 / 20
10.0
Excellent

Anonymous,Jul 2025

DAD - SIN

Person in front laid back his seat. I’m quite tall found it difficult to sit straight lucky seat next to me was empty was able to stretch my legs. Eating my meal was difficult also as seat remained lowered

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Related info for your journey

Access useful and relevant information related to your journey from Sydney. This can include details such as airport transportation, visa requirements, travel insurance, luggage regulations, and any other information that can ensure a smooth and hassle-free travel experience. Please note that the information is based on general guidance and may need to be verified with official sources. Data last updated 13 September 2025.

  • What are the most popular destinations to fly to from Sydney?

    This month, the top selected destinations from Sydney are Brisbane, Beirut, Bangkok Suvarnabhumi Airport. Throughout the year, Bangkok Suvarnabhumi Airport, Auckland, Brisbane are some of the top choices made by users flying from Sydney.

  • What is the cheapest flight from Sydney to anywhere?

    Users have flown out of Sydney for as low as HK$300 to Maroochydore (prices may vary depending on the airline and departure time). On average, users have booked flights for HK$5,541 to fly from Sydney.

  • What are the cheapest airlines flying from Sydney to anywhere?

    Over the past few days, we've found that Virgin Australia, Jetstar, and Batik Air have the cheapest prices from Sydney. Virgin Australia flights from Sydney to Adelaide (HK$501), Jetstar flights from Sydney to Adelaide (HK$527), and Batik Air flights from Sydney to Denpasar Bali Ngurah Rai (HK$1,720).

  • What is the cheapest premium economy flight from Sydney?

    Here are some of the cheapest offers we have found for the cheapest premium economy flights from Sydney.
    Fly Sydney Kingsford Smith to Melbourne Airport from HK$5,668
    Fly Sydney Kingsford Smith to Manila from HK$8,383
    Fly Sydney Kingsford Smith to Singapore from HK$11,597
    Fly Sydney Kingsford Smith to Shanghai Pu Dong Airport from HK$12,447

  • What is the cheapest first class flight from Sydney?

    To fly first-class from Sydney on a budget, select a flight to Dubai from HK$95,655.

  • What is the cheapest month to fly from Sydney?

    Currently, the cheapest month for flights from Sydney is March. The most expensive month for flights is December. The cheapest prices are shown above but prices will vary according to departure times, airlines, class and how early you book.

  • Where are the cheapest places to fly to from Sydney?

    Check out the cheapest flights from Sydney to embark to:
    Fly from Sydney to Hong Kong from HK$2,646 round trip

  • How does Cheapflights help users find flights from Sydney?

    When you search for this flight from Sydney, Cheapflights searches on 900+ travel sites to save you time finding great flight deals online. Additionally, we offer filter features so you can choose a preferred cabin class or airline, see different price ranges, and much more so you can book the best flight for you.

  • Why should you use Cheapflights to find cheap flight tickets from Sydney?

    By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights from Sydney.

  • Can Cheapflights find flights from Sydney with no change fees?

    Users can book flights with no change fees policies with our dedicated filters. Book flights from Sydney flexibly with Cheapflights today.

  • Can Cheapflights notify me if prices for flights from Sydney become cheaper?

    Not ready to book yet? You can track prices for flights from Sydney on Cheapflights with our Price Alerts feature and get notified when better prices are available.

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Why should you use Cheapflights to find cheap flight tickets from Sydney?

By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights from Sydney.

Can Cheapflights find flights from Sydney with no change fees?

Users can book flights with no change fees policies with our dedicated filters. Book flights from Sydney flexibly with Cheapflights today.

Can Cheapflights notify me if prices for flights from Sydney become cheaper?

Not ready to book yet? You can track prices for flights from Sydney on Cheapflights with our Price Alerts feature and get notified when better prices are available.

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